639588960

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2903}}^1$

素因数の和:2947

約数の個数: 240

約数和(自身を含む): 2390816736

約数和(自身を除く): 1751227776

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 32, 34, 36, 40, 45, 48, 51, 54, 60, 68, 72, 80, 81, 85, 90, 96, 102, 108, 120, 135, 136, 144, 153, 160, 162, 170, 180, 204, 216, 240, 255, 270, 272, 288, 306, 324, 340, 360, 405, 408, 432, 459, 480, 510, 540, 544, 612, 648, 680, 720, 765, 810, 816, 864, 918, 1020, 1080, 1224, 1296, 1360, 1377, 1440, 1530, 1620, 1632, 1836, 2040, 2160, 2295, 2448, 2592, 2720, 2754, 2903, 3060, 3240, 3672, 4080, 4320, 4590, 4896, 5508, 5806, 6120, 6480, 6885, 7344, 8160, 8709, 9180, 11016, 11612, 12240, 12960, 13770, 14515, 14688, 17418, 18360, 22032, 23224, 24480, 26127, 27540, 29030, 34836, 36720, 43545, 44064, 46448, 49351, 52254, 55080, 58060, 69672, 73440, 78381, 87090, 92896, 98702, 104508, 110160, 116120, 130635, 139344, 148053, 156762, 174180, 197404, 209016, 220320, 232240, 235143, 246755, 261270, 278688, 296106, 313524, 348360, 391905, 394808, 418032, 444159, 464480, 470286, 493510, 522540, 592212, 627048, 696720, 740265, 783810, 789616, 836064, 888318, 940572, 987020, 1045080, 1175715, 1184424, 1254096, 1332477, 1393440, 1480530, 1567620, 1579232, 1776636, 1881144, 1974040, 2090160, 2220795, 2351430, 2368848, 2508192, 2664954, 2961060, 3135240, 3553272, 3762288, 3948080, 3997431, 4180320, 4441590, 4702860, 4737696, 5329908, 5922120, 6270480, 6662385, 7106544, 7524576, 7896160, 7994862, 8883180, 9405720, 10659816, 11844240, 12540960, 13324770, 14213088, 15989724, 17766360, 18811440, 19987155, 21319632, 23688480, 26649540, 31979448, 35532720, 37622880, 39974310, 42639264, 53299080, 63958896, 71065440, 79948620, 106598160, 127917792, 159897240, 213196320, 319794480, 639588960]

約数ペア:

[(1, 639588960), (2, 319794480), (3, 213196320), (4, 159897240), (5, 127917792), (6, 106598160), (8, 79948620), (9, 71065440), (10, 63958896), (12, 53299080), (15, 42639264), (16, 39974310), (17, 37622880), (18, 35532720), (20, 31979448), (24, 26649540), (27, 23688480), (30, 21319632), (32, 19987155), (34, 18811440), (36, 17766360), (40, 15989724), (45, 14213088), (48, 13324770), (51, 12540960), (54, 11844240), (60, 10659816), (68, 9405720), (72, 8883180), (80, 7994862), (81, 7896160), (85, 7524576), (90, 7106544), (96, 6662385), (102, 6270480), (108, 5922120), (120, 5329908), (135, 4737696), (136, 4702860), (144, 4441590), (153, 4180320), (160, 3997431), (162, 3948080), (170, 3762288), (180, 3553272), (204, 3135240), (216, 2961060), (240, 2664954), (255, 2508192), (270, 2368848), (272, 2351430), (288, 2220795), (306, 2090160), (324, 1974040), (340, 1881144), (360, 1776636), (405, 1579232), (408, 1567620), (432, 1480530), (459, 1393440), (480, 1332477), (510, 1254096), (540, 1184424), (544, 1175715), (612, 1045080), (648, 987020), (680, 940572), (720, 888318), (765, 836064), (810, 789616), (816, 783810), (864, 740265), (918, 696720), (1020, 627048), (1080, 592212), (1224, 522540), (1296, 493510), (1360, 470286), (1377, 464480), (1440, 444159), (1530, 418032), (1620, 394808), (1632, 391905), (1836, 348360), (2040, 313524), (2160, 296106), (2295, 278688), (2448, 261270), (2592, 246755), (2720, 235143), (2754, 232240), (2903, 220320), (3060, 209016), (3240, 197404), (3672, 174180), (4080, 156762), (4320, 148053), (4590, 139344), (4896, 130635), (5508, 116120), (5806, 110160), (6120, 104508), (6480, 98702), (6885, 92896), (7344, 87090), (8160, 78381), (8709, 73440), (9180, 69672), (11016, 58060), (11612, 55080), (12240, 52254), (12960, 49351), (13770, 46448), (14515, 44064), (14688, 43545), (17418, 36720), (18360, 34836), (22032, 29030), (23224, 27540), (24480, 26127)]